Windows & Doors

Windows & DoorsPublication Type:
White Paper

Published / Updated:

Traditionally, windows, doors and skylights have been a weak energy link in home construction, often accounting for 35 to 40 percent of a home's heat loss in the winter and an even larger fraction of heat gain in the summer. However, new technology has greatly improved the energy efficiency of today's products. This publication explains the available options, as well as offering tips on:

  • Installing windows and doors
  • Remedies for condensation
  • Improving the efficiency of existing windows

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